{"product_id":"walker-350-34429-oxygen-sensor","title":"Walker 350-34429 Oxygen Sensor - Downstream Rear or Upstream","description":"\u003ch2\u003eOverview of Walker 350-34429 Oxygen Sensor\u003c\/h2\u003e\u003cp\u003eThe Walker 350-34429 oxygen sensor is designed specifically for select Audi and Volkswagen models, including the R32, S3, and TT Quattro. This heated oxygen sensor ensures accurate emissions monitoring and optimal engine performance through precise air-fuel mixture readings.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster activation and improved efficiency\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Audi and Volkswagen R32, S3, and TT Quattro models\u003c\/li\u003e\n\u003cli\u003e11.34-inch wiring harness length with 4 wires of 22 gauge\u003c\/li\u003e\n\u003cli\u003eRadiused polygon male connector for secure and reliable connection\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with an 18.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003eOverall length of 14.88 inches for proper installation depth\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Walker oxygen sensor (part number 350-34429) is engineered to meet the exact specifications required by Audi and Volkswagen vehicles such as the R32, S3, and TT Quattro. Featuring a heated sensor element, it reaches operating temperature quickly, providing accurate oxygen level readings to the engine control unit. The sensor includes a radiused polygon male connector with four 22-gauge wires, ensuring a secure electrical connection and reliable signal transmission. The 11.34-inch wiring harness length and 14.88-inch overall length allow for proper routing and fitment within the vehicle’s emission system. The threaded mounting type with an 18.0 mm diameter ensures a tight and secure installation.\u003c\/p\u003e\u003cp\u003eThis oxygen sensor is part of the Walker Products Aftermarket line, which focuses on delivering replacement emission control components that meet or exceed OEM standards. Walker Products Aftermarket parts are designed to provide reliable performance and durability, making them suitable for professional repairs and maintenance on European vehicles.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate air-fuel ratio readings for improved engine efficiency\u003c\/li\u003e\n\u003cli\u003eResolves check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eHelps reduce harmful emissions by ensuring proper catalytic converter function\u003c\/li\u003e\n\u003cli\u003ePrevents rough idling and poor fuel economy caused by faulty sensors\u003c\/li\u003e\n\u003cli\u003eSupports smooth engine performance and drivability in Audi and Volkswagen models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the vehicle is cool before removing the old sensor to avoid burns\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools for threaded sensor removal and installation\u003c\/li\u003e\n\u003cli\u003eVerify connector compatibility with the radiused polygon male plug\u003c\/li\u003e\n\u003cli\u003eRoute wiring harness carefully to avoid contact with hot or moving parts\u003c\/li\u003e\n\u003cli\u003eCheck for proper torque on the 18.0 mm threaded mounting to prevent leaks\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products Aftermarket oxygen sensors are manufactured to meet stringent quality standards. Each sensor undergoes rigorous testing to ensure durability and accurate performance. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship to support long-term reliability in emission control applications.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43538265473205,"sku":"DKHD-350-34429","price":90.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_35034429_Fro.jpg?v=1774892079","url":"https:\/\/www.partcatalog.com\/products\/walker-350-34429-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}